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CGP EDU Academic Team
Published on: August 14, 2026
How many among the following compounds will give the above result?
i. Cyclohexanone
ii. Acetone
iii. Propionaldehyde
iv. Acetophenone
v. Acetaldehyde
vi. Benzophenone
vii. Benzaldehyde
Text Solution
Verified by ExpertsThe correct answer is:
A
Positive 2,4 - DNP test 
Carbonyl group. Positive Fehling's test 
Aliphatic aldehyde group. Aromatic aldehydes and ketones do not give Fehling's test. Hence, among the given options, compounds (iii) and (v) will give positive 2,4 - DNP and Fehling's test.
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